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CVE-2016-4008
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.8, when used without the ASN1_DECODE_FLAG_STRICT_DER flag,…
Medium5.9EPSS 29.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.8, when used without the ASN1_DECODE_FLAG_STRICT_DER flag, allows remote attackers to cause a denial of service (infinite recursion) via a crafted certificate.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 29.4% · top 1.8% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
Affected products
n/a
- affected n/a
References (13)
- GLSA-201703-05 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- FEDORA-2016-048ffb6235 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=a6e0a0b58f5cdaf4e9beca5bce69c09808cbb625 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2957-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2016-383b8250e6 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2016:1567 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [help-libtasn1] 20160411 GNU Libtasn1 4.8 released (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=f435825c0f527a8e52e6ffbc3ad0bc60531d537e (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3568 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2016:1674 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- FEDORA-2016-96bfd9e873 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- USN-2957-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [oss-security] 20160411 Infinite loops parsing malicious DER certificates in libtasn1 4.7 (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 .