How severe is CVE-2020-15701?

CVE-2020-15701 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-15701 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15701?

CVE-2020-15701 primarily affects Canonical Apport. In total, 104 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-15701?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-15701 published?

CVE-2020-15701 was published on 2020-08-06 and last updated on 2026-06-17.

CVE-2020-15701

CVE-2020-15701 is a medium-severity vulnerability in Canonical Apport with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-755.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-755
Affected product: Canonical Apport
Published: 2020-08-06
Last modified: 2026-06-17

Description

An unhandled exception in check_ignored() in apport/report.py can be exploited by a local attacker to cause a denial of service. If the mtime attribute is a string value in apport-ignore.xml, it will trigger an unhandled exception, resulting in a crash. Fixed in 2.20.1-0ubuntu2.24, 2.20.9-0ubuntu7.16, 2.20.11-0ubuntu27.6.

Frequently asked questions

What is CVE-2020-15701?: An unhandled exception in check_ignored() in apport/report.py can be exploited by a local attacker to cause a denial of service. If the mtime attribute is a string value in apport-ignore.xml, it will trigger an unhandled exception, resulting in a crash. Fixed in 2.20.1-0ubuntu2.24, 2.20.9-0ubuntu7.16, 2.20.11-0ubuntu27.6.
How severe is CVE-2020-15701?: CVE-2020-15701 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-15701 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15701?: CVE-2020-15701 primarily affects Canonical Apport. In total, 104 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-15701?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15701 published?: CVE-2020-15701 was published on 2020-08-06 and last updated on 2026-06-17.

References

Affected products (104)

cpe:2.3:a:canonical:apport:2.20.11-0ubuntu8:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu9:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu10:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu11:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu12:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu13:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu14:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu15:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu16:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu17:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu18:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu19:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu20:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu21:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu22:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu23:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu24:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu25:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu26:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu27:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu27.2:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu27.3:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu27.4:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.11-0ubuntu27.5:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.7-0ubuntu3:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.7-0ubuntu3.1:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.7-0ubuntu4:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu1:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu2:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu3:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu4:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu5:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu6:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu7:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu8:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu9:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.8-0ubuntu10:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.9-0ubuntu1:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.9-0ubuntu2:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apport:2.20.9-0ubuntu3:*:*:*:*:*:*:*

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