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CVE-2022-26704

HIGH 7.8 ALL-YEARS

Published 2022-05-26 · Last modified 2024-08-03 · apple · NVD: Modified

A validation issue existed in the handling of symlinks and was addressed with improved validation of symlinks. This issue is fixed in macOS Monterey 12.4. An app may be able to gain elevated privileges.

ELEVATED IMPACT

Severe if exploited (CVSS 7.8), but no confirmed exploitation. Patch on a normal cadence.

Exploitation likelihood

1.1%chance of exploitation in 30 days · 66th percentile

○ In CISA KEV○ Catalogued PoC

Impact if exploited

7.8CVSS 3.1 · HIGH · NVD

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ⚠Access: Requires local access to the host
  • ✓Privileges: No account or privileges required
  • ⚠User interaction: A user must take an action (click / open a file)
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

Search for new PoCs

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Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Affected

Vendors Apple

Products Macos Mac Os X

Weakness (CWE)

  • CWE-59: Improper Link Resolution Before File Access ('Link Following')

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References and research data (JSON)

Known Affected Software Configurations

VendorProductVersion range
AppleMac Os X≥ 10.15 and < 10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMac Os X10.15.7
AppleMacos≥ 11.0 and < 11.6.8
AppleMacos≥ 12.0.0 and < 12.4

All CVSS metrics

  • HIGH 7.8 v3.1 · NVD Primary
    CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • MEDIUM 6.8 v2.0 · NVD Primary
    AV:N/AC:M/Au:N/C:P/I:P/A:P

References

Advisories

Technical & other

Sources: NVD · CVE.org · All sources and attribution · EPSS