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CVE-2022-27662: On F5 Traffix SDC 5.2.x versions prior to 5.2.2 and 5.1.x versions prior to 5.1.35, a stored Cross-Site Templa

27
Routine
MEDIUM 4.8DOWNGRADE

CVE-2022-27662 is a medium-severity flaw (CVSS 4.8) affecting traffix signaling delivery controller. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

On F5 Traffix SDC 5.2.x versions prior to 5.2.2 and 5.1.x versions prior to 5.1.35, a stored Cross-Site Template Injection vulnerability exists in an undisclosed page of the Traffix SDC Configuration utility that allows an attacker to execute template language-specific instructions in the context of the server. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Why this priority

  • No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score4.8 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionRequired
EPSS exploit chance0.5% (top 58%)
CISA exploited listNo
WeaknessCWE-1336
Published2022-05-05
Last modified2026-06-17
Publisher (CNA): F5 Networks · Vendor: f5

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

f5 traffix signaling delivery controller DOWNGRADE
Affected: 5.1.0 · 5.2.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 5.1.0
1. Check installed version
apt-cache policy traffix-signaling-delivery-controller || rpm -q traffix-signaling-delivery-controller || traffix-signaling-delivery-controller --version
2. No fixed release: DOWNGRADE to a release before 5.1.0 (Debian / Ubuntu)
apt-cache madison traffix-signaling-delivery-controller sudo apt install traffix-signaling-delivery-controller=<VERSION_BEFORE_5.1.0> sudo apt-mark hold traffix-signaling-delivery-controller
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list traffix-signaling-delivery-controller sudo dnf downgrade traffix-signaling-delivery-controller-<VERSION_BEFORE_5.1.0> sudo dnf versionlock add traffix-signaling-delivery-controller
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-27662?

traffix signaling delivery controller: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-27662 being exploited?

CVE-2022-27662 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-27662 affect?

CVE-2022-27662 affects traffix signaling delivery controller. Severity is medium (CVSS 4.8). On F5 Traffix SDC 5.2.x versions prior to 5.2.2 and 5.1.x versions prior to 5.1.35, a stored Cross-Site Template Injection vulnerability exists in an undisclosed page of the Traffix SDC Configuration utility that allows an attacker to execu

How urgent is CVE-2022-27662?

Priority 27/100. No elevated risk signals yet.

Software pages

F5 BIG-IP vulnerabilities

Related CVEs

References

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