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CVE-2017-3735
While parsing an IPAddressFamily extension in an X.509 certificate, it is possible to do a one-byte overread. This would result in an…
Medium5.3EPSS 21.0%
- Published
- Updated
- Reserved
- Assigned by
- openssl
Description
While parsing an IPAddressFamily extension in an X.509 certificate, it is possible to do a one-byte overread. This would result in an incorrect text display of the certificate. This bug has been present since 2006 and is present in all versions of OpenSSL before 1.0.2m and 1.1.0g.
Timeline
ID reserved
By openssl
- 9 months later
· 9 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 21.0% · top 2.4% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
- out of bounds read
- CWE-119 (opens in a new tab)All about CWE-119 and its CVEs
Affected products
OpenSSL Software Foundation · OpenSSL
- affected 1.1.0
- affected 1.0.2
References (27)
- 1039726 (opens in a new tab)vdb-entryx_transferred
- USN-3611-2 (opens in a new tab)vendor-advisoryx_transferred
- DSA-4018 (opens in a new tab)vendor-advisoryx_transferred
- GLSA-201712-03 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20171109 [SECURITY] [DLA-1157-1] openssl security update (opens in a new tab)mailing-listx_transferred
- RHSA-2018:3505 (opens in a new tab)vendor-advisoryx_transferred
- DSA-4017 (opens in a new tab)vendor-advisoryx_transferred
- RHSA-2018:3221 (opens in a new tab)vendor-advisoryx_transferred
- 100515 (opens in a new tab)vdb-entryx_transferred
- FreeBSD-SA-17:11 (opens in a new tab)vendor-advisoryx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html (opens in a new tab)x_transferred
- http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html (opens in a new tab)x_transferred
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html (opens in a new tab)x_transferred
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html (opens in a new tab)x_transferred
- https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html (opens in a new tab)x_transferred
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html (opens in a new tab)x_transferred
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html (opens in a new tab)x_transferred
- https://www.oracle.com//security-alerts/cpujul2021.html (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20171107-0002/ (opens in a new tab)x_transferred
- https://support.apple.com/HT208331 (opens in a new tab)x_transferred
- https://github.com/openssl/openssl/commit/068b963bb7afc57f5bdd723de0dd15e7795d5822 (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20170927-0001/ (opens in a new tab)x_transferred
- https://www.tenable.com/security/tns-2017-15 (opens in a new tab)x_transferred
- https://www.openssl.org/news/secadv/20171102.txt (opens in a new tab)x_transferred
- https://www.tenable.com/security/tns-2017-14 (opens in a new tab)x_transferred
- https://www.openssl.org/news/secadv/20170828.txt (opens in a new tab)x_transferred
- https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf (opens in a new tab)x_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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-3735)Record last updated .