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Known exploited vulnerability

CVE-2016-6415

highCVSS 3.1 7.5In CISA KEVEPSS 88%Published · n/a

The short answer

CVE-2016-6415 affects n/a n/a and is rated high (CVSS 7.5). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-05-19: attackers are using it, so patch it first.

What it is

The server IKEv1 implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.6, IOS XE through 3.18S, IOS XR 4.3.x and 5.0.x through 5.2.x, and PIX before 7.0 allows remote attackers to obtain sensitive information from device memory via a Security Association (SA) negotiation request, aka Bug IDs CSCvb29204 and CSCvb36055 or BENIGNCERTAIN.

Weakness: CWE-200.

Severity

7.5 high

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

Exploited (CISA KEV)

Yes, since May 19, 2023

Federal due date Jun 9, 2023

EPSS, next 30 days

88%

Higher than 100% of scored CVEs

How it can be exploited

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
None
Availability impact
None

What CISA says to do

Apply updates per vendor instructions.

Affected products

n/a. NVD's record lists the exact affected versions.

References

Questions

Is CVE-2016-6415 being exploited?

Yes. CISA added CVE-2016-6415 to its Known Exploited Vulnerabilities catalog on 2023-05-19, with a federal remediation due date of 2023-06-09.

How do I fix CVE-2016-6415?

CISA's required action: Apply updates per vendor instructions.

From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.

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