CVE-2016-6306
MEDIUM
5.9
CVSS Score
Published: September 26, 2016 at 12:00 AM UTC
Updated: June 17, 2026 at 12:50 AM UTC
9 products affected across 6 vendorsDebian LinuxUbuntu LinuxOpenSSL
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Severity
MEDIUM5.9
Exploit prediction
EPSS 42%
Description
The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out-of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%0.10.0 ≤ v < 0.10.470.12.0 ≤ v < 0.12.164.0.0 ≤ v ≤ 4.1.24.2.0 ≤ v < 4.6.05.0.0 ≤ v ≤ 5.12.06.0.0 ≤ v < 6.7.0
Affected range stops below 0.10.47, so it looks safe — our inference, not a vendor statement
Affected range stops below 0.12.16, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.6.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.7.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.html
- http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.html
- http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.html
References (56)
x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759Vendor AdvisoryMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00022.htmlVendor AdvisoryThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00023.htmlVendor AdvisoryMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.htmlVendor AdvisoryMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.htmlVendor AdvisoryThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.htmlVendor AdvisoryThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.htmlVendor AdvisoryMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.htmlCVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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