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CVE-2024-11317: Session Fixation vulnerabilities allow an attacker to fix a users session identifier before login providing an

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CRITICAL 10.0REMOTEUPGRADEUPGRADEUPGRADE

CVE-2024-11317 is a critical-severity flaw (CVSS 10.0) affecting aspect-ent-2 firmware, aspect-ent-256 firmware, aspect-ent-96 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Session Fixation vulnerabilities allow an attacker to fix a users session identifier before login providing an opportunity for session takeover on a product.  Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; MATRIX Series v3.08.02

Why this priority

  • Critical severity
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score10.0 (Critical)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.4% (top 63%)
CISA exploited listNo
WeaknessCWE-384
Published2024-12-05
Last modified2026-06-17
Publisher (CNA): Asea Brown Boveri Ltd. (ABB) · Vendor: abb

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

abb aspect-ent-2 firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
abb aspect-ent-256 firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
abb aspect-ent-96 firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
abb nexus-2128 firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
abb nexus-2128-a firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
abb nexus-2128-f firmware UPGRADE
Affected: < 3.08.03
Fixed in: 3.08.03
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
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-2024-11317?

aspect-ent-2 firmware: upgrade to 3.08.03; aspect-ent-256 firmware: upgrade to 3.08.03; aspect-ent-96 firmware: upgrade to 3.08.03. Exact commands for each OS are on this page.

Is CVE-2024-11317 being exploited?

CVE-2024-11317 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-2024-11317 affect?

CVE-2024-11317 affects aspect-ent-2 firmware, aspect-ent-256 firmware, aspect-ent-96 firmware. Severity is critical (CVSS 10.0). Session Fixation vulnerabilities allow an attacker to fix a users session identifier before login providing an opportunity for session takeover on a product.  Affected products: ABB ASPECT - Enterprise v3.08.02; NEXUS Series v3.08.02; M

How urgent is CVE-2024-11317?

Priority 49/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

ABB vulnerabilities

Related CVEs

References

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