Dell PowerProtect Data Domain up to 8.6.1.20 stack-based overflow

Summaryinfo

A vulnerability labeled as problematic has been found in Dell PowerProtect Data Domain up to 7.7.1.0/LTS 2026/7.13.1.80/8.3.1.40/8.6.1.20. Affected by this issue is some unknown functionality. The manipulation results in stack-based overflow. This vulnerability is cataloged as CVE-2026-90732. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Dell PowerProtect Data Domain up to 7.7.1.0/LTS 2026/7.13.1.80/8.3.1.40/8.6.1.20. It has been classified as problematic. Affected is an unknown part. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on availability. CVE summarizes:

Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through LTS 2026, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain a Stack-based Buffer Overflow vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Denial of service.

The advisory is shared for download at dell.com. This vulnerability is traded as CVE-2026-90732 since 09/13/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are needed for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 10/27/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Dell

Name

• PowerProtect Data Domain

Version

• 7.7.0
• 7.7.1.0
• 7.13.1.0
• 7.13.1.1
• 7.13.1.2
• 7.13.1.3
• 7.13.1.4
• 7.13.1.5
• 7.13.1.6
• 7.13.1.7
• 7.13.1.8
• 7.13.1.9
• 7.13.1.10
• 7.13.1.11
• 7.13.1.12
• 7.13.1.13
• 7.13.1.14
• 7.13.1.15
• 7.13.1.16
• 7.13.1.17
• 7.13.1.18
• 7.13.1.19
• 7.13.1.20
• 7.13.1.21
• 7.13.1.22
• 7.13.1.23
• 7.13.1.24
• 7.13.1.25
• 7.13.1.26
• 7.13.1.27
• 7.13.1.28
• 7.13.1.29
• 7.13.1.30
• 7.13.1.31
• 7.13.1.32
• 7.13.1.33
• 7.13.1.34
• 7.13.1.35
• 7.13.1.36
• 7.13.1.37
• 7.13.1.38
• 7.13.1.39
• 7.13.1.40
• 7.13.1.41
• 7.13.1.42
• 7.13.1.43
• 7.13.1.44
• 7.13.1.45
• 7.13.1.46
• 7.13.1.47
• 7.13.1.48
• 7.13.1.49
• 7.13.1.50
• 7.13.1.51
• 7.13.1.52
• 7.13.1.53
• 7.13.1.54
• 7.13.1.55
• 7.13.1.56
• 7.13.1.57
• 7.13.1.58
• 7.13.1.59
• 7.13.1.60
• 7.13.1.61
• 7.13.1.62
• 7.13.1.63
• 7.13.1.64
• 7.13.1.65
• 7.13.1.66
• 7.13.1.67
• 7.13.1.68
• 7.13.1.69
• 7.13.1.70
• 7.13.1.71
• 7.13.1.72
• 7.13.1.73
• 7.13.1.74
• 7.13.1.75
• 7.13.1.76
• 7.13.1.77
• 7.13.1.78
• 7.13.1.79
• 7.13.1.80
• 8.3.1.0
• 8.3.1.1
• 8.3.1.2
• 8.3.1.3
• 8.3.1.4
• 8.3.1.5
• 8.3.1.6
• 8.3.1.7
• 8.3.1.8
• 8.3.1.9
• 8.3.1.10
• 8.3.1.11
• 8.3.1.12
• 8.3.1.13
• 8.3.1.14
• 8.3.1.15
• 8.3.1.16
• 8.3.1.17
• 8.3.1.18
• 8.3.1.19
• 8.3.1.20
• 8.3.1.21
• 8.3.1.22
• 8.3.1.23
• 8.3.1.24
• 8.3.1.25
• 8.3.1.26
• 8.3.1.27
• 8.3.1.28
• 8.3.1.29
• 8.3.1.30
• 8.3.1.31
• 8.3.1.32
• 8.3.1.33
• 8.3.1.34
• 8.3.1.35
• 8.3.1.36
• 8.3.1.37
• 8.3.1.38
• 8.3.1.39
• 8.3.1.40
• 8.6.1.0
• 8.6.1.1
• 8.6.1.2
• 8.6.1.3
• 8.6.1.4
• 8.6.1.5
• 8.6.1.6
• 8.6.1.7
• 8.6.1.8
• 8.6.1.9
• 8.6.1.10
• 8.6.1.11
• 8.6.1.12
• 8.6.1.13
• 8.6.1.14
• 8.6.1.15
• 8.6.1.16
• 8.6.1.17
• 8.6.1.18
• 8.6.1.19
• 8.6.1.20
• LTS 2026

License

• commercial

Website

• Vendor: https://www.dell.com/

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