Integer overflow in Mozilla Netscape Portable Runtime
CVE-2016-1951
Multiple integer overflows in io/prprf.c in Mozilla Netscape Portable Runtime (NSPR) before 4.12 allow remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a long string to a PR_*printf function.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.031 · change: +0.004
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- groups.google.com/forum/message/raw (mailing-list, Mailing List)
- www.securityfocus.com/bid/92385 (vdb-entry)
- www.securitytracker.com/id/1036590 (vdb-entry)
- hg.mozilla.org/projects/nspr/rev/96381e3aaae2
- bugzilla.mozilla.org/show_bug.cgi (Issue Tracking)
- www.ubuntu.com/usn/USN-3023-1 (vendor-advisory)
Frequently asked questions
- What is CVE-2016-1951?
- CVE-2016-1951 is a high-severity vulnerability in Mozilla Netscape Portable Runtime, classified under Integer Overflow or Wraparound. CVSS score: 8.6/10. Published 2016-08-07.
- How severe is CVE-2016-1951?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2016-1951 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.