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CVE-2021-46848

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Libtasn1是美国GNU社区的一个 GnuTLS、p11-kit 和其他一些软件包使用的 ASN.1 库。 GNU Libtasn1 4.19.0之前的版本存在缓冲区错误漏洞，该漏洞源于其ETYPE_OK数组大小检查影响asn1_encode_simple_der。

AI Predicted 5.5 Difficulty: Moderate EPSS 2.20% · P82

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-46848

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GNU Libtasn1 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Libtasn1是美国GNU社区的一个 GnuTLS、p11-kit 和其他一些软件包使用的 ASN.1 库。 GNU Libtasn1 4.19.0之前的版本存在缓冲区错误漏洞，该漏洞源于其ETYPE_OK数组大小检查影响asn1_encode_simple_der。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2021-46848

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III. Intelligence Information for CVE-2021-46848

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Patches & Fixes for CVE-2021-46848 (1)

Vendor Advisories for CVE-2021-46848 (1)

Mailing List Discussions for CVE-2021-46848 (4)

Other References for CVE-2021-46848 (2)

Same Patch Batch · n/a · 2022-10-24 · 10 CVEs total

CVE-2022-29851 Open-Xchange OX App Suite 操作系统命令注入漏洞
CVE-2022-31468 Open-Xchange OX App Suite 跨站脚本漏洞
CVE-2021-46850 Vesta Control Panel 参数注入漏洞
CVE-2022-3344 Linux kernel 安全漏洞
CVE-2022-38580 Skipper 代码问题漏洞
CVE-2022-39836 dlt-daemon 缓冲区错误漏洞
CVE-2022-39837 dlt-daemon 代码问题漏洞
CVE-2022-43677 free5GC 安全漏洞
CVE-2022-43680 libexpat 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-46848

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