synced 12 MIN AGO
01 Record

CVE-2024-13944

Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate (Also affects Avast CleanUp and AVG TuneUp)

HighPUBLISHEDCNA: NLOK
CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

02 Description

Link Following Local Privilege Escalation Vulnerability in NortonUtilitiesSvc in Norton Utilities Ultimate (Also affects Avast CleanUp and AVG TuneUp)

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.16% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 5.8% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Deferred. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2025-05-09 15:18Z1 YR AGO
Last updated
2025-10-13 09:52Z1 YR AGO
Reserved
2025-05-06
Assigning CNA
NLOK
Record state
PUBLISHED
Severity
High (CVSS 7.8)
CNA CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-59Improper Link Resolution Before File Access ('Link Following')Base
  • CWE-367Time-of-check Time-of-use (TOCTOU) Race ConditionBase
Data version
5.1
Document digest
472593c3bd3f5abd1b1ce6184ead751c9a6a4b79184687550c8e6bb88c57a99e

05 Affected products

VendorProductVersionsPlatforms
NortonNorton Utilities Ultimate0 to 24.3.17165.6812Windows, 64 bit
AvastCleanUp0 to 24.3.17165.19178Windows, 64 bit
AVGTuneUp0 to 24.3.17165.10564Windows, 64 bit

06 References

07 Remediation

Upgrade to the below versions, or newer, released 19/Dec/2024 * Norton Utilities 24.3 SU1 - 24.3.17165.6812 * Avast Cleanup 24.3-SU1 - 24.3.17165.19178 * AVG TuneUp 24.3-SU1 - 24.3.17165.10564