CVE-2022-30629
Session tickets lack random ticket_age_add in crypto/tls
Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
Non-random values for ticket_age_add in session tickets in crypto/tls before Go 1.17.11 and Go 1.18.3 allow an attacker that can observe TLS handshakes to correlate successive connections by comparing ticket ages during session resumption.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
1 source with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
1.1% chance of exploitation activity in the next 30 days, which ranks it in the 64th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
The patch came 471 days before any public exploit.
- OpenVAS check added
- Public exploit / PoCsource: other
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- Red Hat Enterprise LinuxOperating Systems / linux-distro
- Red Hat Software CollectionsOperating Systems / linux-distro
- Red Hat QuayOperating Systems / linux-distro
- Red Hat 3scale API Management PlatformOperating Systems / linux-distro
- Red Hat Openshift Data FoundationOperating Systems / linux-distro
- Red Hat Advanced Cluster Management for KubernetesOperating Systems / linux-distro
- Red Hat OpenShift GitOpsOperating Systems / linux-distro
- Red Hat OpenShift Container PlatformOperating Systems / linux-distro
- OpenSUSE LeapOperating Systems / linux-distro
- openSUSE TumbleweedOperating Systems / linux-distro
- SUSE Linux Enterprise High Performance ComputingOperating Systems / linux-distro
- SUSE Linux Enterprise Server for SAP ApplicationsOperating Systems / linux-distro
- SUSE Manager ProxyOperating Systems / linux-distro
- SUSE Manager ServerOperating Systems / linux-distro
- Suse Linux Enterprise DesktopOperating Systems / linux-distro
- SUSE Linux Enterprise Module for Development ToolsOperating Systems / linux-distro
And 28 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Scored 3.1 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction RequiredA user must click a link, open a file, or perform some action
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality LowSome restricted information is disclosed, but limited in scope
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Credential AccessT1110Brute Forcemedium confidence
Sources
References in the record
And 13 more references. See all after sign-in
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