Cisco Systems Inc. Snort

Name: Cisco Systems Inc. Snort
Brand: Cisco Systems Inc.

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

critical

by severity

0critical7high9medium0low

updated 2026-10-27

vulnerabilities (22)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2018-6794US	medium5.3	23.7% (98th)	Exploit	no fix	2018-02-07	≤ 2.9.4
CVE-2021-1285US	—	2.94% (87th)	—	no fix	2024-11-18	≤ 2.9.17
CVE-2021-40114US	high7.5	2.47% (84th)	—	no fix	2021-10-27	2.0 → 2.9.18
CVE-2020-3299US	medium5.8	2.31% (83rd)	—	no fix	2020-10-21	≤ 2.9.13.1
CVE-2021-1236US	medium5.3	2.19% (82nd)	—	no fix	2021-01-13	≤ 2.9.17
CVE-2021-1224US	medium5.3	2.05% (81st)	—	no fix	2021-01-13	≤ 2.9.17
CVE-2021-1223US	high7.5	2.03% (81st)	—	no fix	2021-01-13	≤ 2.9.17
CVE-2021-1495US	medium5.3	1.73% (77th)	—	no fix	2021-04-29	≤ 2.9.17.1
CVE-2021-34749US	high8.6	1.68% (77th)	—	no fix	2021-08-18	≤ 2.9.18
CVE-2022-20685US	—	1.46% (73rd)	—	no fix	2024-11-15	2 versions
CVE-2021-40116US	high7.5	1.39% (72nd)	—	no fix	2021-10-27	3.0 → 3.1.0.100
CVE-2021-1494US	—	1.10% (66th)	—	no fix	2024-11-15	≤ 2.9.17.1
CVE-2022-20950US	medium5.3	0.88% (59th)	—	no fix	2022-11-15	3.0.0.0 → 3.1.45.0
CVE-2022-20922US	medium6.5	0.85% (58th)	—	no fix	2022-11-15	3.0 → 3.1.31.0
CVE-2024-20351US	high7.5	0.73% (54th)	—	no fix	2024-10-23	2 versions
CVE-2026-20026US	—	0.67% (52nd)	—	no fix	2026-01-07	≤ 3
CVE-2024-20330US	high7.5	0.66% (51st)	—	no fix	2024-10-23	2 versions
CVE-2026-20027US	—	0.60% (48th)	—	no fix	2026-01-07	≤ 3
CVE-2023-20246US	medium5.3	0.56% (47th)	—	no fix	2023-11-01	3.0.0 → 3.1.57.0
CVE-2023-20071US	medium5.8	0.52% (44th)	—	no fix	2023-11-01	≤ 3.1.32.0
CVE-2024-20342US	high8.6	0.49% (42nd)	—	no fix	2024-10-23	2 versions
CVE-2024-20363US	—	0.37% (30th)	—	no fix	2024-05-22	3.0.0 → 3.1.69.0

The flaw types (CWEs) most of these CVEs share.

CWE-693Protection Mechanism Failure5 CVEs
CWE-770Allocation of Resources Without Limits or Throttling3 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor2 CVEs
CWE-290Authentication Bypass by Spoofing2 CVEs
CWE-1025Comparison Using Wrong Factors1 CVEs
CWE-1039Inadequate Detection or Handling of Adversarial Input Perturbations in Automated Recognition Mechanism1 CVEs
CWE-190Integer Overflow or Wraparound1 CVEs
CWE-241Improper Handling of Unexpected Data Type1 CVEs

Which sources assert this record, and when.

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