Vulnerability in HTTP\ \
CVE-2023-31486
HTTP::Tiny before 0.083, a Perl core module since 5.13.9 and available standalone on CPAN, has an insecure default TLS configuration where users must opt in to verify certificates.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.017 (76.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- HTTP\ \ — versions tiny_project
- Http\:\:tiny Project
- Perl
Weakness classification (CWE)
Public proof-of-concept exploits
References
- blog.hackeriet.no/perl-http-tiny-insecure-tls-default-affects-cpan-modules/ (Patch, Third Party Advisory, Mitigation)
- www.openwall.com/lists/oss-security/2023/04/18/14 (Patch, Mailing List)
- www.reddit.com/r/perl/comments/111tadi/psa_httptiny_disabled_ssl_verification_b… (Issue Tracking)
- hackeriet.github.io/cpan-http-tiny-overview/ (Product)
- www.openwall.com/lists/oss-security/2023/04/29/1 (mailing-list, Patch, Mailing List)
- www.openwall.com/lists/oss-security/2023/05/03/3 (mailing-list, Patch, Mailing List)
- www.openwall.com/lists/oss-security/2023/05/03/5 (mailing-list, Mailing List)
- www.openwall.com/lists/oss-security/2023/05/03/4 (Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2023/05/07/2 (mailing-list, Mailing List, Third Party Advisory)
- github.com/chansen/p5-http-tiny/pull/153 (Patch)
Frequently asked questions
- What is CVE-2023-31486?
- CVE-2023-31486 is a high-severity vulnerability in HTTP\ \, classified under Improper Certificate Validation. CVSS score: 8.1/10. Published 2023-04-29.
- How severe is CVE-2023-31486?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2023-31486 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.