一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-20 05:15

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

受影响版本排查(受影响/不受影响)：

修复是否涉及abi变化(是/否)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

5.5

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

在libtpms 0.8.0及之前版本中发现了一个缺陷。由于TCG规范中的错误，导致TPM2中的实现，返回的2048位密钥，强度约为 1984位。该错误存在于RsaAdjustPrimeCandidate()中的密钥创建算法中，该算法在素数检查之前被调用。此漏洞的最大威胁是数据机密性。

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

1.7.3):受影响

5.09:受影响

6.03:受影响

7.09:受影响

修复是否涉及abi变化(是/否)：

1.7.3):否

5.09:否

6.03:否

7.09:否

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：libtpms

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/doc/md/manual.md

二、漏洞分析结构反馈

影响性分析说明：

在libtpms 0.8.0及之前版本中发现了一个缺陷。由于TCG规范中的错误，导致TPM2中的实现，返回的2048位密钥，强度约为 1984位。该错误存在于RsaAdjustPrimeCandidate()中的密钥创建算法中，该算法在素数检查之前被调用。此漏洞的最大威胁是数据机密性。

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

修复是否涉及abi变化(是/否)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md

漏洞数据来源:

openBrain开源漏洞感知系统

二、漏洞分析结构反馈

影响性分析说明：

在libtpms 0.8.0及之前版本中发现了一个缺陷。由于TCG规范中的错误，导致TPM2中的实现，返回的2048位密钥，强度约为 1984位。该错误存在于RsaAdjustPrimeCandidate()中的密钥创建算法中，该算法在素数检查之前被调用。此漏洞的最大威胁是数据机密性。

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md

漏洞数据来源:

openBrain开源漏洞感知系统

二、漏洞分析结构反馈

影响性分析说明：

在libtpms 0.8.0及之前版本中发现了一个缺陷。由于TCG规范中的错误，导致TPM2中的实现，返回的2048位密钥，强度约为 1984位。该错误存在于RsaAdjustPrimeCandidate()中的密钥创建算法中，该算法在素数检查之前被调用。此漏洞的最大威胁是数据机密性。

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md

漏洞数据来源:

openBrain开源漏洞感知系统

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-19

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md

漏洞数据来源:

openBrain开源漏洞感知系统

漏洞补丁信息：

<details>

<summary>详情</summary>

无

</details>

二、漏洞分析结构反馈

影响性分析说明：

在libtpms 0.8.0及之前版本中发现了一个缺陷。由于TCG规范中的错误，导致TPM2中的实现，返回的2048位密钥，强度约为 1984位。该错误存在于RsaAdjustPrimeCandidate()中的密钥创建算法中，该算法在素数检查之前被调用。此漏洞的最大威胁是数据机密性。

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

1.openEuler-20.03-LTS-SP1(0.7.3):受影响

修复是否涉及abi变化(是/否)：

1.openEuler-20.03-LTS-SP1(0.7.3):否

2.openEuler-20.03-LTS-SP3(0.7.3):否

3.openEuler-22.03-LTS:否

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

</details>

一、漏洞信息

漏洞编号：[CVE-2021-3505](https://nvd.nist.gov/vuln/detail/CVE-2021-3505)

漏洞归属组件：[libtpms](https://gitee.com/src-openeuler/libtpms)

漏洞归属的版本：0.7.3

CVSS V3.0分值：

BaseScore：5.5 Medium

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

漏洞简述：

A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with ~1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate(), which is called before the prime number check. The highest threat from this vulnerability is to data confidentiality.

漏洞公开时间：2021-04-20 05:15

漏洞创建时间：2021-05-06 04:10:48

漏洞详情参考链接：

https://nvd.nist.gov/vuln/detail/CVE-2021-3505

<details>

<summary>更多参考(点击展开)</summary>

</details>

漏洞分析指导链接：

https://gitee.com/openeuler/cve-manager/blob/master/cve-vulner-manager/doc/md/manual.md

漏洞数据来源:

其它

漏洞补丁信息：

<details>

<summary>详情(点击展开)</summary>

无

</details>

二、漏洞分析结构反馈

影响性分析说明：

openEuler评分：

5.5

Vector：CVSS：3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

受影响版本排查(受影响/不受影响)：

1.openEuler-20.03-LTS-SP1(0.7.3):受影响

2.openEuler-20.03-LTS-SP3(0.7.3):不受影响

3.openEuler-22.03-LTS(0.7.3):不受影响

修复是否涉及abi变化(是/否)：

1.openEuler-20.03-LTS-SP1(0.7.3):否

2.openEuler-20.03-LTS-SP3(0.7.3):否

3.openEuler-22.03-LTS(0.7.3):否

三、漏洞修复