Buffer overflow in OpenSSL
CVE-2015-0292
Integer underflow in the EVP_DecodeUpdate function in crypto/evp/encode.c in the base64-decoding implementation in OpenSSL before 0.9.8za, 1.0.0 before 1.0.0m, and 1.0.1 before 1.0.1h allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted base64 data that triggers a buffer overflow.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.445 (98.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.445 · newest: 0.445 · change: 0.000
Affected products
- OpenSSL — versions 1.0.0, 1.0.0a, 1.0.0b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- kc.mcafee.com/corporate/index
- www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
- rhn.redhat.com/errata/RHSA-2015-0715.html (vendor-advisory)
- kb.juniper.net/InfoCenter/index
- www.debian.org/security/2015/dsa-3197 (vendor-advisory)
- www.ubuntu.com/usn/USN-2537-1 (vendor-advisory)
- marc.info/ (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2015-March/152733.html (vendor-advisory)
- bto.bluecoat.com/security-advisory/sa92
- www.openssl.org/news/secadv_20150319.txt (Vendor Advisory)
Frequently asked questions
- What is CVE-2015-0292?
- CVE-2015-0292 is a vulnerability in OpenSSL, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-03-19.
- Is CVE-2015-0292 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.