Buffer overflow in HP Icewall Federation Agent
CVE-2016-2182
The BN_bn2dec function in crypto/bn/bn_print.c in OpenSSL before 1.1.0 does not properly validate division results, which allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.461 (98.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.442 · newest: 0.461 · change: +0.019
Affected products
- HP Icewall Federation Agent — versions 3.0
- HP Icewall Mcrp — versions 3.0
- HP Icewall Sso — versions 10.0
- HP Icewall Sso Agent Option — versions 10.0
- OpenSSL — versions 1.0.1, 1.0.1a, 1.0.1b
- Oracle Linux — versions 5, 6, 7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.securitytracker.com/id/1036688 (vdb-entry)
- www.tenable.com/security/tns-2016-20
- access.redhat.com/errata/RHSA-2018:2185 (vendor-advisory)
- access.redhat.com/errata/RHSA-2018:2186 (vendor-advisory)
- www.splunk.com/view/SP-CAAAPUE (Third Party Advisory)
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
- www.securityfocus.com/bid/92557 (VDB Entry, Third Party Advisory, vdb-entry)
- source.android.com/security/bulletin/2017-03-01
- www.securitytracker.com/id/1037968 (vdb-entry)
- rhn.redhat.com/errata/RHSA-2016-1940.html (vendor-advisory)
Frequently asked questions
- What is CVE-2016-2182?
- CVE-2016-2182 is a critical-severity vulnerability in HP Icewall Federation Agent, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2016-09-16.
- How severe is CVE-2016-2182?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-2182 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.