8

CVE-2019-11542: ivanti connect_secure Out-of-bounds Write

CVSS: 8.0v3.0HighModified
Published 26-04-2019Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2019-11542 is a high (CVSS 8.0) Out-of-bounds Write vulnerability in ivanti connect_secure. EPSS estimates a 65.59% chance of exploitation in the next 30 days, higher than 99.2% of scored vulnerabilities. 2 public exploits are recorded.

Overall risk
55/100
0100
High · default modelHow is this calculated?
CVSS score
8.0/10
010
High · v3.0 (CVE.org)
EPSS score
65.59%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits2reference

Timeline

  1. 26-04-2019
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

In Pulse Secure Pulse Connect Secure version 9.0RX before 9.0R3.4, 8.3RX before 8.3R7.1, 8.2RX before 8.2R12.1, and 8.1RX before 8.1R15.1 and Pulse Policy Secure version 9.0RX before 9.0R3.2, 5.4RX before 5.4R7.1, 5.3RX before 5.3R12.1, 5.2RX before 5.2R12.1, and 5.1RX before 5.1R15.1, an authenticated attacker (via the admin web interface) can send a specially crafted message resulting in a stack buffer overflow.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

65.59%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 65.59% on 21-09-2026

21-09-202621-10-2026
EPSS score
65.59%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

2 found
  • referenceUnverified

    Exploit Reference (i.blackhat.com)

    Maturity: unknown

  • referenceUnverified

    Exploit Reference (devco.re)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Pulsesecure2 products
  • pulse_connect_secure8.1r1.0 | 8.2r1.0 | 8.2r1.1 | 8.2r2.0 | 8.2r3.0 | 8.2r3.1 | 8.2r4.0 | 8.2r4.1 | 8.2r5.0 | 8.2r5.1 | 8.2r6.0 | 8.2r7.0 | 8.2r7.1 | 8.2rx | 8.3rx | 9.0r1 | 9.0r2 | 9.0r2.1 | 9.0r3 | 9.0r3.1 | 9.0r3.2 | 9.0rx
  • pulse_policy_secure5.1r1.0 | 5.1r1.1 | 5.1r2.0 | 5.1r2.1 | 5.1r3.0 | 5.1r3.2 | 5.1r4.0 | 5.1r5.0 | 5.1r6.0 | 5.1r7.0 | 5.1r8.0 | 5.1r9.0 | 5.1r9.1 | 5.1r10.0 | 5.1r11.0 | 5.1r11.1 | 5.1r12.0 | 5.1r12.1 | 5.1r13.0 | 5.1r14.0 | 5.2r1.0 | 5.2r2.0 | 5.2r3.0 | 5.2r3.2 | 5.2r4.0 | 5.2r5.0 | 5.2r6.0 | 5.2r7.0 | 5.2r7.1 | 5.2r8.0 | 5.2r9.0 | 5.2r9.1 | 5.2r10.0 | 5.2r11.0 | 5.2rx | 5.3r1.0 | 5.3r1.1 | 5.3r2.0 | 5.3r3.0 | 5.3r3.1 | 5.3r4.0 | 5.3r4.1 | 5.3r5.0 | 5.3r5.1 | 5.3r5.2 | 5.3r6.0 | 5.3r7.0 | 5.3r8.0 | 5.3r8.1 | 5.3r8.2 | 5.3r9.0 | 5.3r11.0 | 5.3r12.0 | 5.3rx | 5.4r1 | 5.4r2 | 5.4r2.1 | 5.4r3 | 5.4r4 | 5.4r5 | 5.4r5.2 | 5.4r6 | 5.4r6.1 | 5.4r7 | 5.4rx | 9.0r1 | 9.0r2 | 9.0r2.1 | 9.0r3 | 9.0r3.1 | 9.0rx
Ivanti1 product

2 vendors · 3 products

References

6 links