Vulnerability in OpenSSL
CVE-2016-2106
Integer overflow in the EVP_EncryptUpdate function in crypto/evp/evp_enc.c in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (heap memory corruption) via a large amount of data.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.273 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.273 · newest: 0.273 · change: 0.000
Affected products
- OpenSSL — versions 1.0.2, 1.0.2a, 1.0.2b
- Red Hat Enterprise Linux Desktop — versions 7.0, 6.0
- Red Hat Enterprise Linux Hpc Node — versions 7.0, 6.0
- Red Hat Enterprise Linux Hpc Node Eus — versions 7.2
- Red Hat Enterprise Linux Server — versions 7.0, 6.0
- Red Hat Enterprise Linux Server Aus — versions 7.2
- Red Hat Enterprise Linux Server Eus — versions 7.2
- Red Hat Enterprise Linux Workstation — versions 7.0, 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay
- www.slackware.com/security/viewer.php (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2056.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-05/msg00014.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2016-05/msg00018.html (vendor-advisory)
- www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- lists.opensuse.org/opensuse-security-announce/2016-05/msg00029.html (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2016-2073.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-2106?
- CVE-2016-2106 is a high-severity vulnerability in OpenSSL, classified under CWE-189. CVSS score: 7.5/10. Published 2016-05-05.
- How severe is CVE-2016-2106?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-2106 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.