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CVE-2017-6891
Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a…
High8.8EPSS 5.6%
- Published
- Updated
- Reserved
- Assigned by
- flexera
Description
Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 5.6% · top 7.1% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
- Stack-based buffer overflow leading to system compromise
- CWE-787 (opens in a new tab)
Affected products
Flexera Software LLC · GnuTLS libtasn1
- affected 4.10. Other versions may also be affected.
References (10)
- GLSA-201710-11 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-3861 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://secuniaresearch.flexerasoftware.com/advisories/76125/ (opens in a new tab)x_refsource_MISCx_transferred
- https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/ (opens in a new tab)x_refsource_MISCx_transferred
- http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=5520704d075802df25ce4ffccc010ba1641bd484 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 98641 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 1038619 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- openSUSE-SU-2019:1510 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .