Unrated severityNVD Advisory· Published Apr 28, 2023· Updated Nov 3, 2025
CVE-2023-31484
CVE-2023-31484
Description
CPAN.pm before 2.35 does not verify TLS certificates when downloading distributions over HTTPS.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
35- CPAN.pm/CPAN.pmdescription
- osv-coords34 versionspkg:rpm/almalinux/perl-CPANpkg:rpm/opensuse/perl&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%20Micro%205.3pkg:rpm/opensuse/perl&distro=openSUSE%20Leap%20Micro%205.4pkg:rpm/suse/perl&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-ESPOSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP3pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-ESPOSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/perl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/perl&distro=SUSE%20Manager%20Proxy%204.2pkg:rpm/suse/perl&distro=SUSE%20Manager%20Server%204.2pkg:rpm/suse/perl&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/perl&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 2.29-3.el9+ 33 more
- (no CPE)range: < 2.29-3.el9
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.26.1-150000.7.18.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.26.1-150300.17.14.1
- (no CPE)range: < 5.18.2-12.26.1
- (no CPE)range: < 5.18.2-12.26.1
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
11- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BM6UW55CNFUTNGD5ZRKGUKKKFDJGMFHL/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LEGCEOKFJVBJ2QQ6S2H4NAEWTUERC7SB/mitrevendor-advisory
- www.openwall.com/lists/oss-security/2023/04/29/1mitremailing-list
- www.openwall.com/lists/oss-security/2023/05/03/3mitremailing-list
- www.openwall.com/lists/oss-security/2023/05/03/5mitremailing-list
- www.openwall.com/lists/oss-security/2023/05/07/2mitremailing-list
- blog.hackeriet.no/perl-http-tiny-insecure-tls-default-affects-cpan-modules/mitre
- github.com/andk/cpanpm/pull/175mitre
- metacpan.org/dist/CPAN/changesmitre
- security.netapp.com/advisory/ntap-20240621-0007/mitre
- www.openwall.com/lists/oss-security/2023/04/18/14mitre
News mentions
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